$521 Cheap Flights from Oslo (OSL) to Dayton (DAY)

View $521 flight on Tue, May 26, 2026Opens in a new window

Popular airlines from Gardermoen Airport (OSL) to Dayton Intl. Airport (DAY)

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Cheap Flights from Oslo to Dayton (OSL-DAY)

Prices were available within the past 7 days and start at $521 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Flights from Oslo (OSL) to Dayton (DAY)
Origin airport
Gardermoen
Destination airport
James M. Cox Dayton Intl.
Distance
4047 mi

Oslo to Dayton Flights

The cheapest times to fly from Oslo to Dayton

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Oslo to Dayton are during the month of . You can find some of the cheapest flights from Oslo to Dayton with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Oslo to Dayton

Sunday is one of the best days to book for cheap flights from Oslo to Dayton: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Oslo to Dayton

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Oslo to Dayton in 2025. You can also book with separate airlines for your outbound and return journeys, from $521 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Oslo to Dayton flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Oslo to Dayton airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Gardermoen Airport (OSL) to James M. Cox Dayton Intl. Airport (DAY) cost?
Secure a cheap one-way flight from $521 or cheap return flight from Gardermoen Airport (OSL) to James M. Cox Dayton Intl. Airport (DAY) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Gardermoen Airport (OSL) to James M. Cox Dayton Intl. Airport (DAY)?
Planning your trip for can help you save, as it's the cheapest month for flights between OSL and DAY. You'll usually find the lowest prices during the off-season.
What is the cheapest airline that flies from Gardermoen Airport (OSL) to James M. Cox Dayton Intl. Airport (DAY)?
Expedia's filter tool lets you easily compare different airlines, flight durations and fares all in one place. Choose your preferences, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest OSL to DAY flight.
How many flights per day from Gardermoen Airport (OSL) to James M. Cox Dayton Intl. Airport (DAY)?
You'll have to take a flight with a layover when traveling from Gardermoen Airport (OSL) to James M. Cox Dayton Intl. Airport (DAY). There are no daily direct flights on this route. However, just filter your search to include one or two stops to discover an option that works for you.
What day of the week has the most flights from OSL to DAY?
You'll typically find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Gardermoen Airport (OSL) to James M. Cox Dayton Intl. Airport (DAY)?
To touch down at James M. Cox Dayton Intl. Airport (DAY) on time, select a flight that takes off from Gardermoen Airport (OSL) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Gardermoen Airport (OSL) to James M. Cox Dayton Intl. Airport (DAY) last-minute?
Waiting until just before your trip to book a flight from OSL to DAY often results in higher prices. While you might find some last-minute deals, there's no guarantee. Allow some flexibility in your schedule to boost your chances of scoring a bargain.
Is it cheaper to book an OSL to DAY flight and hotel package?
Securing an OSL to DAY flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels in one place. Pick from our impressive range of hotels and then add activities, flights and car rentals to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Gardermoen Airport (OSL) to James M. Cox Dayton Intl. Airport (DAY)?
Typically, you can cancel or reschedule your OSL to DAY flight. However, additional fees may apply, especially if you booked more than 24 hours ago. Double-check your itinerary for the airline's fees and policies on flight changes, or if you want further information, go to our Customer Service portal.

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*Available to One Key members.